Air Quality in Ansan-si, South Korea

Partly Cloudy
21.4°C · 60.3% humidity
21.4°
Feels 21.4°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
70 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
84 11pm
84
84
45 2am
56
64
70 5am
74
77
79 8am
80
81
82 11am
83
83
83 2pm
83
84
84 5pm
84
84
84 8pm
84
84
Station readings 43h ago
AQI 57
PM2.5 14.8 µg/m³ · 43h ago
AD 728×90

Air Quality Index Trend

48h · 117 stn

Ansan-si's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.

60.3%
Humidity
18.2 km/h
Wind SW
1007.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
45
10.77 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 117 stations
PM2.510.77 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
10.77
Median
10.95
Average
7.2
Low
16.9
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +5.6
06-09
24.4° 21.4°
06-10
21.8° 15.3°
0.19 mm
06-11
27.2° 20.4°
06-12
25.4° 20.6°
0.06 mm
06-13
26.2° 23.6°
06-14
27.3° 19.1°
6.88 mm
06-15
27.1° 21.4°
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T17:28 UTC.